1. 
   felicific
   felicific Giving or getting intense pleasure.
   Found op http://www.wordinfo.info/words/index/info/view_unit/3665/
   
   
2. 
   Felicific
   Making happy; conducive to happiness or pleasure. -- G.R.M.
   Found op http://www.ditext.com/runes/f.html
   
   
3. 
   FELICIFIC
   Productive of happiness or tending to make happy; more generally, involving happiness or having to do with happiness.
   Found op http://www.abdn.ac.uk/philosophy/guide/glossary.shtml
   
   
4. 
   felicific
   1) Giving or getting intense pleasure
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/felicific/1
   
   

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